31465408

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:725

約数の個数: 56

約数和(自身を含む): 68488560

約数和(自身を除く): 37023152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 208, 236, 416, 472, 641, 767, 832, 944, 1282, 1534, 1888, 2564, 3068, 3776, 5128, 6136, 8333, 10256, 12272, 16666, 20512, 24544, 33332, 37819, 41024, 49088, 66664, 75638, 133328, 151276, 266656, 302552, 491647, 533312, 605104, 983294, 1210208, 1966588, 2420416, 3933176, 7866352, 15732704, 31465408]

約数ペア:

[(1, 31465408), (2, 15732704), (4, 7866352), (8, 3933176), (13, 2420416), (16, 1966588), (26, 1210208), (32, 983294), (52, 605104), (59, 533312), (64, 491647), (104, 302552), (118, 266656), (208, 151276), (236, 133328), (416, 75638), (472, 66664), (641, 49088), (767, 41024), (832, 37819), (944, 33332), (1282, 24544), (1534, 20512), (1888, 16666), (2564, 12272), (3068, 10256), (3776, 8333), (5128, 6136)]